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JPL Small-Body Database Browser
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71050 (1999 XY88)
Classification: Main-belt Asteroid          SPK-ID: 2071050
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01869069383680159 4.5084e-08  
a 3.064648067247554 2.9559e-08 au
q 3.007367668505084 1.3845e-07 au
i 10.96928813336329 5.168e-06 deg
node 98.39498294456091 3.2493e-05 deg
peri 352.6536716929394 0.00018443 deg
M 223.5703217125705 0.00018233 deg
tp 2459343.135480722689
(2021-May-08.63548072)
0.00099586 TDB
period 1959.608616073393
5.37
2.8351e-05
7.762e-08
d
yr
n .183710153674134 2.6579e-09 deg/d
Q 3.121928465990024 3.0112e-08 au
  Orbit Determination Parameters
   # obs. used (total)      640  
   data-arc span      7652 days (20.95 yr)  
   first obs. used      1998-09-21  
   last obs. used      2019-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .567  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:39:35  

Additional Information
 Earth MOID = 2.0244 au 
 Jupiter MOID = 1.99393 au 
 T_jup = 3.204 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1   n/a MPO453115  
diameter diameter 5.533 km 0.332 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.145   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71050 (1999 XY88)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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